import type { Kysely } from "kysely";
import { dropTables, entityTable, execDdl, oneOf } from "../src/migration-helpers.ts";

// 运维域:reconcile_run(五类校验器的可恢复运行记录)、server_mapping(Emby 兼容库存映射,REQ §7.4、§8.1)
// 外部库存"未知 ≠ 缺失";server_mapping 只是辅助证据,不构成文件纳管授权。

// biome-ignore lint/suspicious/noExplicitAny: 迁移不依赖应用表类型
export async function up(db: Kysely<any>): Promise<void> {
  await execDdl(
    db,
    `
${entityTable(
  "reconcile_run",
  `
  kind text not null ${oneOf("kind", ["identity", "metadata", "asset", "acquisition", "server"])},
  mode text not null default 'normal' ${oneOf("mode", ["normal", "read_only"])},
  status text not null default 'queued' ${oneOf("status", ["queued", "running", "succeeded", "partial", "failed", "cancelled"])},
  scope jsonb not null default '{}'::jsonb,
  resume_cursor jsonb not null default '{}'::jsonb,
  stats jsonb not null default '{}'::jsonb,
  task_id uuid references task (id) on delete set null,
  error jsonb,
  started_at timestamptz,
  finished_at timestamptz`,
)}
create index reconcile_run_kind_idx on reconcile_run (kind, created_at desc);

${entityTable(
  "server_mapping",
  `
  media_server_instance_id uuid not null references media_server_instance (id) on delete cascade,
  server_item_id text not null,
  item_type text not null ${oneOf("item_type", ["movie", "series", "season", "episode", "other"])},
  media_entity_id uuid references media_entity (id) on delete set null,
  content_unit_id uuid references content_unit (id) on delete set null,
  media_asset_id uuid references media_asset (id) on delete set null,
  server_path text,
  path_mapping_id uuid references path_mapping (id) on delete set null,
  match_status text not null default 'unmatched' ${oneOf("match_status", ["matched", "ambiguous", "unmatched", "stale"])},
  version_info jsonb not null default '{}'::jsonb,
  evidence jsonb not null default '{}'::jsonb,
  observed_at timestamptz not null default now(),
  constraint server_mapping_item_key unique (media_server_instance_id, server_item_id)`,
)}
create index server_mapping_entity_idx on server_mapping (media_entity_id) where media_entity_id is not null;
`,
  );
}

// biome-ignore lint/suspicious/noExplicitAny: 同上
export async function down(db: Kysely<any>): Promise<void> {
  await execDdl(db, dropTables(["server_mapping", "reconcile_run"]));
}